
IGHV MUTATIONAL STATUS IN A COHORT OF BULGARIAN CLL PATIENTS: HIGH UNMUTATED CLL PREVALENCE IN NORTH-EAST BULGARIA Yosifova A, Micheva I, Donchev M, Tincheva S, Ormandjiev S,
Genova J, Pavlova Z, Todorova A *Corresponding Author: Angelina Yosifova, Genetic Medico-Diagnostic Laboratory “Genica”, Sofia,
Bulgaria. Email: andjim91@gmail.com; Phone: +359888979313 page: 15
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